Home / 3,116,279.94-4,269,283.62-2,999,745.78

Finding the Fourth Proportional to 3,116,279.94, 4,269,283.62 and 2,999,745.78

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Solution

The fourth proportional to 3,116,279.94, 4,269,283.62 and 2,999,745.78 is: 4,109,632.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,279.94 : 4,269,283.62 = 2,999,745.78 : x
  2. Step 2: Convert to fraction form
    3,116,279.94/4,269,283.62 = 2,999,745.78/x
  3. Step 3: Cross multiply
    3,116,279.94x = 4,269,283.62 × 2,999,745.78
  4. Step 4: Simplify right side
    3,116,279.94x = 12,806,765,522,718.12
  5. Step 5: Solve for x
    x = 12,806,765,522,718.12/3,116,279.94
  6. Step 6: Final answer
    x = 4,109,632.56

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.